W25Q128JVEIQ TR

Product Overview

• Category: Flash Memory
• Use: Data storage and retrieval in electronic devices
• Characteristics: High capacity, fast read/write speeds, low power consumption
• Package: Standard surface mount package
• Essence: Non-volatile memory for storing digital information
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on customer requirements

Specifications

• Memory Capacity: 128 Megabits (16 Megabytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V - 3.6V
• Read Speed: Up to 104 MHz
• Write Speed: Up to 80 MHz
• Operating Temperature: -40°C to +85°C
• Data Retention: Up to 20 years

Pin Configuration

The W25Q128JVEIQ TR has a total of 8 pins:

1. Chip Select (/CS)
2. Serial Clock (SCLK)
3. Serial Data Input (SI)
4. Serial Data Output (SO)
5. Write Enable (W#/HOLD#/RESET#)
6. Ground (GND)
7. Power Supply (VCC)
8. Hold (/HOLD#)

Functional Features

• High-speed data transfer using SPI interface
• Sector erase and byte/page program operations
• Software and hardware write protection options
• Erase suspend/resume functionality
• Deep power-down mode for low power consumption

Advantages and Disadvantages

Advantages: - Large storage capacity - Fast read/write speeds - Low power consumption - Flexible write protection options - Wide operating temperature range

Disadvantages: - Limited endurance (number of erase/write cycles) - Relatively higher cost compared to other memory technologies

Working Principles

The W25Q128JVEIQ TR is based on the Serial Peripheral Interface (SPI) protocol. It uses a combination of clock and data signals to communicate with the host device. The flash memory is organized into sectors, which can be individually erased or programmed. Data is stored in non-volatile memory cells, ensuring that information is retained even when power is removed.

Detailed Application Field Plans

The W25Q128JVEIQ TR is widely used in various electronic devices that require non-volatile storage, such as:

1. Consumer electronics (smartphones, tablets, digital cameras)
2. Automotive systems (infotainment, navigation, instrument clusters)
3. Industrial equipment (data loggers, control systems)
4. Networking devices (routers, switches)
5. Medical devices (patient monitors, diagnostic equipment)

Detailed and Complete Alternative Models

1. W25Q64JVSSIQ TR - 64 Megabit (8 Megabyte) capacity, same package and interface
2. W25Q256JVFIQ TR - 256 Megabit (32 Megabyte) capacity, higher storage capacity
3. W25Q512JVSIQ TR - 512 Megabit (64 Megabyte) capacity, higher storage capacity

These alternative models offer different storage capacities while maintaining compatibility with the same package and interface.

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